S2L1. Obtain, evaluate, and communicate information about the roles of organisms and the flow of energy within an ecosystem.

D. Use printed and digital data to develop a model illustrating and describing changes to the flow of energy in an ecosystem when plants or animals become scarce, extinct, or over-abundant.

https://docs.google.com/document/d/19GBfFGOmOWpm4DZmmt47FU73cJJEUPgcAZxl9eAdOak/edit